The first steps to take to secure Ubuntu 20.04 Focal, including user setup, ssh configuration, and firewalls.
Security
Most security is basic! Learn the basics principles and see how to secure your infrastructure.
Security
Video Series
May 18, 2020
April 20, 2015
The Iptables Firewall
Firewalls are one of the most basic and important security measures we have. See how to configure it use iptables here!
February 24, 2015
Integrating SSL Certificates
SSL Certificates are increasingly necessary. Learn how to install them correctly, debug them, and how to configure your web servers to use them.
January 27, 2015
SELinux
SELinux is always confusing, but it doesn't have to be! See how to make use of it here.
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